/// <summary> /// 绑定班级下拉列表 /// </summary> void BindClasses() { //为班级实体对象班级所属专业赋值 classmodel.Classes_Speciality = this.cmbSpeciality.SelectedValue.ToString(); this.cmbClass.DisplayMember = "Classes_Name"; this.cmbClass.ValueMember = "Classes_ID"; this.cmbClass.DataSource = classes.GetClassesBySpeciality(classmodel); }
/// <summary> /// 树视图三级节点:绑定显示指定专业下的班级 /// </summary> /// <param name="t"></param> void BindClass(TreeNode t) { clamodel.Classes_Speciality = t.Tag.ToString(); DataTable dt = classes.GetClassesBySpeciality(clamodel); foreach (DataRow r in dt.Rows) { TreeNode clas = new TreeNode(); clas.Text = r["Classes_Name"].ToString(); clas.Tag = r["Classes_ID"]; clas.ImageIndex = 0; t.Nodes.Add(clas); } }